| Ruler | Kingdom | Era |
|---|---|---|
| Mr. Cooldog | Blitzkrieg Buccaneers | 16 |
| King Cooldog | Kingdom of peace | 16 |
| King Cooldog | Kingdom of peace | 17 |
| Mr. Cooldog | 19 | |
| Mr. Cooldog | War | 26 |
| Mr. Cooldog | War | 27 |
| Mr. Cooldog | War | 27 |
| Mr. Cooldog | Evil Dead | 48 |
| Mr. Cooldog II | Lords Of The Elements | 22 |
| Mr. Cooldog II | War | 27 |
| Mr. Cooldog Iii | War | 27 |